.box1{
    color: blue;
    text-align: center;
    font-weight: bolder;
    font-style:inherit;
}

.picture{
    border: red dotted 6px;
    border-radius: 3mm;
    position: relative;
    padding-left: 10px;
}

a{
    text-decoration: none;
    color:lightseagreen;
}

a:hover{
    color:red 
}

a:active{
    color: darkred;
}

.box2{
    background-color:lightyellow;
    width:90%;
    padding:0.3mm 0mm;
}

ul{
    list-style-image: url(笑脸1.png);
}

.box3{
    background-color: palegreen;
    width:90%;
    padding:0.3mm 0mm;
}

h2{
    font-weight: 900;
}

h3{
    font-style: italic;
    font-weight: bold;
    letter-spacing: 4px;
    text-decoration: underline;
    font-weight: bold;
}

.box4{
    background-color:lightpink;
    width:90%;
    padding:0.3mm 0mm;
}

td{
    text-align: center;
    height: 45px;
    padding: 10px;
}

th{
    height:30px;
    padding:10px;

}

.box5{
    background-color:peachpuff;
    width:90%;
    padding:0.3mm 0mm;
}

.box6{
    background-color: thistle;
    width:90%;
    padding:0.3mm 0mm;
}

.box7{
    border: skyblue double 10px;
    font-size: 5mm;
    line-height: 7mm;
    padding:0px 5px;
    background-color: lightcyan;
}

.box8{
    background-color:plum;
    border: violet double 10px;
    font-size:5mm;
    line-height: 7mm;
    padding:0px 5px;
}